Ext.define('System.view.Viewport', {
	extend : 'Ext.container.Viewport',
	requires : [
        'System.view.main.Container',
        'System.view.main.Header',
		'System.view.main.Navigation'
    ],
	layout : 'border',
	items:[{
		xtype:'sys_header'
	},{
		xtype:'sys_navigation'
	},{
		xtype:'sys_container'
	}]
});